Herouxville Threshold Days by Year (CA007013100)
14 fixed thresholds counted per year at Herouxville (CA007013100): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Herouxville Thresholds
- Herouxville: days with 10 mm (0.39 in) or more of precipitation in 10 years, most in 1976 with 43.
- Herouxville: days with 25 mm (0.98 in) or more of precipitation in 10 years, most in 1973 with 13.
- Herouxville: days with 10 cm (3.9 in) or more of snowfall in 10 years, most in 1976 with 9.
- Herouxville: nights with a minimum temperature at or below 0 C (32 F) in 8 years, most in 1974 with 195.
- 14 fixed thresholds have at least one qualifying day at Herouxville.
Days at or above 30 C (86 F)
7 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1973 | 8 | 5.2 |
| 1974 | 3 | 5.2 |
| 1976 | 7 | 5.2 |
| 1977 | 5 | 5.2 |
| 1978 | 3 | 5.2 |
| 1981 | 6 | 5 |
| 1982 | 4 | 5 |
| Year | First date | Last date |
|---|---|---|
| 1973 | 1973-07-07 | 1973-09-02 |
| 1974 | 1974-06-09 | 1974-07-14 |
| 1976 | 1976-06-06 | 1976-08-21 |
| 1977 | 1977-05-17 | 1977-08-28 |
| 1978 | 1978-05-28 | 1978-08-15 |
| 1981 | 1981-06-16 | 1981-08-02 |
| 1982 | 1982-07-07 | 1982-07-22 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 7 | 8 | 1973 | 4 |
| 90 F (32.2 C): Days | 3 | 2 | 1976 | 1 |
| 0 C (32 F): Ice days (max | 7 | 105 | 1976 | 93 |
| 0 C (32 F): Frost days (min | 8 | 195 | 1974 | 185 |
| -10 C (14 F): Days with min | 8 | 100 | 1976 | 71 |
| -20 C (-4 F): Days with min | 8 | 52 | 1976 | 31 |
| -30 C (-22 F): Days with min | 8 | 10 | 1976 | 2 |
| -40 C (-40 F): Days with min | 1 | 1 | 1976 | 1 |
| 20 C (68 F): Tropical nights (min | 3 | 3 | 1977 | 2 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 10 | 43 | 1976 | 38 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 10 | 13 | 1973 | 7 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 5 | 1 | 1973 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 10 | 9 | 1976 | 7 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 4 | 3 | 1977 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1973.
Download the Data
Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2026-10-17).